Blade iron



FIG. 1 is a perspective view from below of a blade iron in accordance with my design;

FIG. 2 is an enlarged perspective view from below of a blade iron in accordance with my design;

FIG. 3 is an enlarged bottom plan view of the blade iron in accordance with my design;

FIG. 4 is an enlarged top plan view of the blade iron in accordance with my design;

FIG. 5 is an enlarged side elevation view of the blade iron in accordance with my design;

FIG. 6 is an enlarged side elevation view of the blade iron in accordance with my design;

FIG. 7 is an enlarged front elevation view of the blade iron in accordance with my design; and,

FIG. 8 is an enlarged back elevation view of the blade iron in accordance with my design.

The broken lines showing environmental structure are for illustrative purposes and form no part of the claimed design. 

The ornamental design for a blade iron, as shown and described. 